AAA Authentication, Authorization, Accounting ABR Area Border Router ACD Automatic Call Distribution ACE Access Control Entities aCEF accelerated CEF ACL Access Control List AD Active Directory AF Assured Forwarding (L3 QoS) AP Access Point ARP Address Resolution Protocol ASN.1 Abstract Syntax Notation 1 ATM Asynchronous Transfer Mode BDR Backup Designated Router BFD Bidirectional Forwarding Detection BGP Border Gateway Protocol BPDU Bridge Protocol Data Unit BRI Basic Rate Interface CAM Content-Addressable Memory CDDI Copper Distribution Data Interface CDP Cisco Discovery Protocol CE Customer Edge CEF Cisco Express Forwarding CIR Committed Information Rate CoS Class Of Service (L2 QoS) CPE Customer Premise Equipment CPU Central Processing Unit CRM Customer Relationship Management CSMA/CA Carrier Sense Multiple Access / Collision Avoidance CSMA/CD Carrier Sense Multiple Access / Collision Detection CWDM Coarse Wavelength-Division Multiplex DAHDI Digium Asterisk Hardware Drivers Interface DAI Dynamic ARP Inspection dCEF distributed CEF DHCP Dynamic Host Configuration Protocol DR Designated Router DRM Dual Router Mode DS Differentiated Services DSCP Differentiated Services Code Point DTP Dynamic Trunking Protocol DWDM Dense Wavelength-Division Multiplex EF Expedited Forwarding (L3 QoS) EIA Electronics Industries Association EIGRP Enhaced Interior Gateway Routing Protocol ERP Enterprise Resource Programing FDDI Fiber Distribution Data Interface FEC FastEthernet Channel FHRP First Hop Redundancy Protocol FIB Forward Information Base FTP Foiled Twisted Pair GARP Generic Attribute Registration Protocol GBIC Gigabit Interface Converter GEC GigabitEthernet Channel GVRP GARP VLAN Registration Protocol (GVRP) GW Gateway GK Gatekeeper GLBP Gateway Load Balancing Protocol HTTP HyperText Transfer Protocol HTTPS HyperText Transfer Protocol Secure HSRP Hot Standby Router Protocol IAX Inter-Asterisk eXchange protocol IEEE Institute of Electrical and Electronics Engineers IOS Internetwork Operating System IP Internet Protocol IRF Inteligent Resilent Stacking (HP) ISL Inter Switch Link IS-IS Intermediate System To Intermediate System IVR Interactive Voice Response LACP Link Aggregation Control Protocol LAN Local Area Network LAP Lightweight Access Point LDAP Lightweight Directory Access Protocol LLDP Link Layer Discovery Protocol LLDP-MED Link Layer Discovery Protocol-Media Endpoint Detection LOU Logical Operator Unit LSA Link State Advertisement LSDB Link State Database LSU Link State Update MAC Media Access Control MAN Metropolitan Area Network MEC Multichassis EtherChannel MIB Management Information Base MLS MultiLayer Switch(ing) MMF Multi-Mode Fiber MSFC Multilayer Switch Feature Card MST Multiple Spanning Tree MSTP Multiple Spanning Tree MTU Maximum Transmission Unit NAT Network Address Translation NBMA Non-Broadcast Multiple Access NSF Nonstop Forwarding NTP Network Time Protocol NVRAM Non-Volatile Random Access Memory OID Object Identifier OSPF Open Shortest Path First PAgP Port Agregation Protocol PBX Private Branch eXchange PC Personal Computer PE Provider Edge PDH Plesiosynchronous Digital Hiearchy PHY Physical layer PMD Physical Media Dependent PoE Power Over Ethernet PPDIOO Prepare, Plan, Design, Implement, Operate, Optimize PRI Primary Rate Interface PVC Permanent Virtual Circuit PVLAN Private VLAN PVRST+ Per-VLAN Rapid Span RID Router ID SIP Session Initiation Protocol SPF Shotest Path First VLAN Virtual Local Area Network
